133900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:130

約数の個数: 36

約数和(自身を含む): 315952

約数和(自身を除く): 182052

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 260, 325, 412, 515, 650, 1030, 1300, 1339, 2060, 2575, 2678, 5150, 5356, 6695, 10300, 13390, 26780, 33475, 66950, 133900]

約数ペア:

[(1, 133900), (2, 66950), (4, 33475), (5, 26780), (10, 13390), (13, 10300), (20, 6695), (25, 5356), (26, 5150), (50, 2678), (52, 2575), (65, 2060), (100, 1339), (103, 1300), (130, 1030), (206, 650), (260, 515), (325, 412)]